If you have found yourself frustrated by stuttering animations, aggressive battery drain from background processes, or the lag that often plagues budget devices after a few months of use, installing a custom ROM is the single most effective way to transform your device.
If you only flash one ROM, make it this one. It turns the A04 into a Nexus-like device. samsung a04 custom rom best
She backed up the stock ROM. Always back up. A lesson learned from a forum signature. If you have found yourself frustrated by stuttering